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Matches 401 - 450 out of 2,777

Document Document Title
WO/2007/122289A1
A measuring device comprises a camera (206) and an image-processing unit (210) and a fractionating pipe (204) that receives a sample from recycled fibre pulp of a recycled fibre process and arranges the particles of the flowing sample in...  
WO/2007/123974A2
A process for decolorizing cut raw cotton linters (RCL) through the removal of color bodies contained in the cut RCL mass is disclosed as well as a process for using the resultant decolorized RCL in the production of cellulose ether deri...  
WO2007071820A9
The present invention relates to novel cellulase enzymes, especially novel endoglucanases including endoglucanase fusion proteins, preparations and compositions containing these endoglucanase enzymes and fusion proteins, expression vecto...  
WO/2007/096184A1
The invention relates to a new laccase from rumen, namely the RL5 laccase. In particular, the invention relates to a polypeptide comprising the amino acid sequence shown in Figure 11 and comprising at least the amino acids No. 80 to No. ...  
WO/2007/084711A2
This invention concerns methods of use for a class of proteins heretofore known as "grass pollen group-2/3 allergens" to modify the properties of cellulose-based materials, changing their mechanical properties, improving their accessibil...  
WO/2007/081921A2
The present invention provides methods for deinking printed waste paper - particularly methods that use a deinking composition that includes a hydrophobically-modified inorganic particle ("MIP") to improve ink collection efficiency under...  
WO/2007/065969A1
A method of producing paper or cardboard using a bleached cellulosic pulp, which contains hemicelluloses. According to invention a significant portion, at least 5 wt-%, preferably about 8 to 30 wt-%, of the hemicelluloses are removed fro...  
WO/2007/052760A1
[PROBLEMS] To provide an apparatus for treating a papermaking feedstock in which a pulp can be modified based on a cavitation phenomenon in a papermaking step. [MEANS FOR SOLVING PROBLEMS] A liquid to be injected and a suspension contain...  
WO2007032027B1
A process for producing a sanitary napkin comprising the steps of: (a) cutting the industrial cellulosic waste, (b) chemical treatment of the cut waste with a mixture of alkali followed by neutralization with an acid in water, (c) washin...  
WO/2007/042619A1
A diffuser (9) of an injector (2) in a flotation cell (1) for feeding a fibre suspension flow into the flotation cell (1). The diffuser (9) includes at least two diffuser elements (15), which are arranged successively in relation to one ...  
WO/2007/035507A1
A repulping process for wet-strength broke comprising a wet-strength resin and cellulosic fiber, said process comprising contacting an aqueous slurry of said broke with a mixture of 1) potassium monopersulfate as an oxidizing agent and 2...  
WO/2007/035749A2
A process and method for recycling cigarette butts is disclosed. The process and method involves reacting ground cigarette butts with a solvent and mineral spirits and then shaping and drying the resultant product. Once the processed cig...  
WO/2007/035481A1
A method of treating wood chips or saw dust with an enzyme formulation, prior to refining, in order to reduce the total extractives content of the wood chips or sawdust and to modify the wood structure is described herein. The wood chips...  
WO/2007/017889A1
The present invention provides a process for enzymatic deinking of office waste paper inclusive of xerographic and inkjet-printed paper printed with non impact and non dispersible ink using the cell free culture supernatant of Vibrio alg...  
WO/2007/018368A1
Disclosed herein is a method for deinking recovered paper in high yield by froth flotation. The deinking method comprises the steps of a) concentrating hydrophobic materials and b) separating and discharging the concentrated materials wh...  
WO/2006/134235A1
An injector of a flotation cell, the injector (2) comprising a feed pipe (3) for feeding a fibre suspension flow into the flotation cell (1), a mixing apparatus (9) for mixing air into the fibre suspension flow and at least one air feed ...  
WO/2006/128950A1
Method for the production of mechanical or chemi-mechanical pulp as raw material for paper or cardboard. According to this method, the pulp is fibrillated and the fibrillated pulp is bleached in alkaline conditions. According to the pres...  
WO/2006/123996A1
The present invention relates to a process for deinking recycled fibers wherein an aqueous pulp suspension with recycled fibers, printing ink and calcium carbonate is provided. The hardness of the suspension is stabilized by causing diss...  
WO/2006/111607A1
The present invention relates to an apparatus for dividing a pulp flow, said apparatus comprising a valve body connected to inlet and outlet conduits for the pulp flow and provided with a closing member for opening and closing the valve ...  
WO/2006/113896A1
Paper is made from paper stock containing pulp derived from recycled paper fibers by adding to the paper stock, an effective amount of an additive for reducing the deposition of contaminants, the additive one or more silicon containing m...  
WO/2006/111604A1
The objective of this invention is a method for separating cellulosic fibres, hemicellulose and lignin from parts of plants containing these, such as stems, leaves and seed coats or hulls of cereal, oilseed, fibre or grassy plants. After...  
WO/2006/095349A1
The present invention generally relates to a method of recycling and producing fibers from sewage sludge, such as streams of municipal, agricultural and industrial flowing wastes to be further processed. The present invention also relate...  
WO/2006/089395A1
In this process, the conventional alkaline deinking chemistry or the more recent near-neutral sulphite chemistry, both used industrially for processing old newspapers and old magazines is replaced by a bleaching chemical of the phosphine...  
WO/2006/081845A1
The invention relates to the ose of arabinoxylans in the form of additives for producing paper.  
WO/2006/071598A1
The present invention relates to the cloning and high level expression of novel cellulase proteins or derivatives thereof in the in a host cell. Further aspects of the present invention relate to transformants that express the novel cell...  
WO/2006/056737A1
A biocomposite material (1) and methods of production thereof are described. The biocomposite material (1) exhibits a physical stiffness, strength and toughness comparable to known glass fibre composites while its composition makes it in...  
WO/2006/032723A1
The present invention relates to a novel laccase enzyme obtainable from the strains of genus Thielavia. The invention relates also to the nucleic acid sequence encoding the enzyme, a recombinant host into which the nucleic acid sequence ...  
WO/2006/029552A1
The present invention relates to a method for manufacturing paper pulp, comprising the following steps of physical smashing and biological degrading. Specifically, in the method, physical smashing is carried out by means of cracking, hig...  
WO/2006/015847A1
The present invention relates to a process for oxidising a hydroxyl group to form an aldehyde and/or carboxy group, the process comprising the step of reacting a substrate comprising at least one primary hydroxy group with a nitrosonium ...  
WO/2005/124016A1
The present invention relates to a process for deinking waste paper comprising treating the waste paper with a peroxide compound in an aqueous alkaline medium in the presence of a first polymer (A) comprising a Ca-binding polymer in the ...  
WO/2005/116326A1
The invention relates to a system comprising a cooker (1) which defines an internal chamber (2) having a cardioid-shaped cross-section. According to the invention, two screw conveyors (4) are mounted axially inside the aforementioned cha...  
WO/2005/108673A1
The present invention relates to a stabilizing composition comprising following components (A) a polymer having following formula (I) wherein R1 is a hydrogen atom or an alkyl group containing 1 to 12 carbon atoms, R2 is -COOM or - CH2CO...  
WO/2005/106110A1
A method of producing hardwood pulp is provided. This method comprises treating hardwood chips with one or more than one Family 11 xylanase enzyme in the absence of adding an oxidizing enzyme for about 5 minutes to about 120 minutes, to ...  
WO/2005/103370A1
A method for processing wood chips involves using a combined fungus/enzyme process in which the enzymes are produced in situ. In a first step (300), wood chips are biopulped by treated them with a lignin-degrading fungus. Next (310), the...  
WO/2005/103373A2
The invention provides a method for controlling a bleaching process for waste paper treatment, which comprises the steps of preparing a fibrous material suspension, measuring the whiteness of the fibrous material suspension, mixing said ...  
WO/2005/103374A2
A method for the treatment of waste paper to produce a finished product in several process stages, comprises the steps of for at least one quality parameter, prescribing a set value for the finished product, wherein ahead of and/or follo...  
WO/2005/103372A2
The invention relates to methods for oxidizing (redox reactions), preferably pulps (delignification/bleaching), for carrying out coupling reactions (grafting polymer materials) or for carrying out cross-linking reactions of natural (i.e....  
WO/2005/084422A1
The present invention is directed towards an absorbent material for use as a bedding for animals comprising an absorbent layer comprising OCC or Kraft clippings and gypsum, and a support layer comprising OCC or Kraft clippings and gypsum...  
WO/2005/080297A1
A process is disclosed for converting aqueous plants, especially hyacinth, into liquid fertilizer and solid by-products suitable for addition to livestock feed or manufacture of paper. The method comprises placing the aquatic plants toge...  
WO/2005/080673A2
The invention relates to a process for the treatment of a fibre material comprising the step of contacting the fibre material in an aqueous medium with a chelating agent and a polymer having general formula (I) wherein R1 is a hydrogen a...  
WO/2005/068552A1
[PROBLEMS] To provide a composition excelling in various coagulation properties exhibited with various sludges and paper making systems, especially excelling as a polymer coagulant; provide a sludge dehydrating agent excelling in dehydra...  
WO/2005/068709A1
A method of de-inking cellulosic fibrous materials comprising: 1) admixing an alkaline reagent with hydrogen peroxide and an aqueous suspension of inked cellulosic fibrous material in amounts whereby the alkaline reagent and hydrogen per...  
WO/2005/061782A1
The present invention concerns a process for reducing the susceptibility of lignocellulosic material to unwanted yellowing, particularly yellowing caused by light and heat. According to the invention, the fibres are activated enzymatical...  
WO2005042838B1
Highly efficient fibrous paper pulps are produced according to the invention from stems of the plant Sida hermaphrodita Rusby, which is characterised by the absence of resinous substances, lignin contents lower than in the wood, and a hi...  
WO/2005/054571A1
A process for deinking paper being recycled in a carbonate pulping procedure which is performed in the absence of hydroxides and peroxides is improved by the addition of (a) a non-ionic surfactant deinking agent having a cloud point of a...  
WO/2005/054475A1
A novel endoglucanase derived from Staphylotrichum coccosporum; polynucleotide coding for the endoglucanase; and cellulase preparations containing the endoglucanase. The above endoglucanase or cellulase preparations are useful in a deter...  
WO/2005/047594A1
The present invention relates to methods and compositions for deinking waste paper, optionally in non-alkaline or low-alkaline systems. Deinking, compositions are provided that include a blend of a fatty acid and an alkoxylated fatty alc...  
WO/2005/042831A1
The invention relates to a method for regulating whiteness for removal of printing ink in deinking installations, whereby printing ink particles in a fiber suspension are removed in a flotation cell (20) by means of gas bubbles. Said rem...  
WO/2005/024125A1
A process for removing silica from nonwood plant materials involving both chemical and mechanical action is described. The silica-rich epidermal cells are liberated mechanically by a pre-pulping and low-consistency refining step and subs...  
WO/2005/021714A2
The invention provides laccases, polynucleotides encoding these enzymes, the use of such polynucleotides and polypeptides. In one aspect, the invention relates to the enzymatic production of nootkatone by way of the conversion of valence...  

Matches 401 - 450 out of 2,777